McWeeny, R. <br/><br/>
Methods of molecular quantum mechanics / 
by R. McWeeny, B. T. Sutcliffe. 
 - London :  Academic Press,  1976. 
 - xii, 307 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>012486550X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quantum chemistry